Greenfield believes ministers have not yet looked at the broad cultural and psychological effect of on-screen friendships via Facebook, Bebo and Twitter.

格林菲尔德认为，部长们没有关注到通过Facebook、Bebo和Twitter建立的“屏幕友谊”对文化和心理的广泛影响。

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The Open Social Mobile Toolkit supports MySpace, Hi5, Bebo, and Facebook and allows developers of applications on those networks to extend them to the mobile phone.

该工具集可以让开发者将他们原来为MySpace、Hi5、Bebo和Facebook等社交网站开发的应用轻松移植到手机上。

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Computer games, social networks like Facebook, Bebo and Twitter, and our general ease of access to information online have changed the way we function.

电脑游戏，像Facebook、Bebo、Twitter这样的社交网络，以及我们这一代更加容易从网络上获取信息已经使我们的活动方式发生了改变。

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Social networking sites such as MySpace, Bebo, Facebook, Friendster and many others count large numbers of children among their users.

BBC: Many schools have already banned social network sites

But the social networking website still has some work to do to catch the likes of MySpace, Bebo and Facebook.

BBC: Newsbeat - Technology - Traffic rockets to Twitter site

Sites like MySpace, Bebo and Facebook give people a tool to interact online and extend their social lives beyond working hours.

CNN: Will the 2008 USA election be won on Facebook?